上网模式DHCP, 密码设置 12345678
https://github.com/LordPinhead/OpenWRTInvasion # twice
*/5 * * * * ip6tables -F
*/5 * * * * ip6tables -X
*/5 * * * * ip6tables -P INPUT ACCEPT
*/5 * * * * ip6tables -P OUTPUT ACCEPT
*/5 * * * * ip6tables -P FORWARD ACCEPT